look-down

[loo k-doun] /ˈlʊkˌdaʊn/
noun
1.
the appearance of paper when inspected under reflected light.
Compare look-through.
British Dictionary definitions for look down

look down

verb
1.
(intransitive, adverb; foll by on or upon) to express or show contempt or disdain (for)
2.
(informal) look down one's nose at, to be contemptuous or disdainful of
Word Origin and History for look down

look-down

n.

type of sea fish, 1882, from look (v.) + down (adv.). So called from facial structure.